Disc Brake Caliper Assembly for Select Chevy GMC Cadillac Hummer

In this review the KAX disc brake caliper assembly is evaluated as a practical replacement for owners of older Chevy, GMC, Cadillac and Hummer trucks and SUVs who need a reliable, OEM-matching caliper without spending on dealer parts. The biggest reason to buy is its broad, vehicle-specific fitment and finish: these calipers are offered for front left or rear right positions across many Silverado, Sierra, Tahoe, Suburban, Escalade and Express models, and they arrive with an anti-rust coating and common inlet and bleeder sizes that make installation straightforward for a competent DIYer or independent shop.

Key Features

• Vehicle fitment: Covers many Chevy, GMC, Cadillac and Hummer models and model years so buyers have a strong chance of finding a direct-fit caliper for their vehicle.
• Position specific: Offered as Front Left (driver) or Rear Right (passenger) so the part matches the intended wheel location and sliding/bleeder orientation.
• Piston design: Two 2.00 in OD pistons provide the stopping force expected for heavy trucks and full-size SUVs, helping restore brake feel.
• Brake line connections: Standard M10 x 1.5 bleeder and 0.39 in inlet port sizes simplify bleeding and hose connection in most shop setups.
• Anti-rust coating: Exterior coating reduces surface corrosion and helps prolong service life in road salt and humid conditions.
• OEM reference matching: References included for cross-checking to ensure buyers can confirm compatibility with factory part numbers.

Who It's For

This caliper is best for owners of late 1990s through mid 2010s Chevy and GMC full-size trucks and SUVs, plus certain Cadillac Escalade and Hummer H2 models, who need a direct replacement for a worn or leaking caliper. It suits DIY installers comfortable verifying fit using vehicle year, model, axle and duty (2WD, 4WD, heavy-duty) details and for independent shops looking for a budget-conscious alternative to dealer parts.

It is not aimed at owners who require fully rebuilt OEM units with branded packaging or at those who need calipers that include pads or extra hardware; buyers should check wheel-side (front left versus rear right) and specific heavy-duty specs before ordering.

Pros & Cons

Pros

• Good direct-fit coverage across many Chevy, GMC, Cadillac and Hummer models, reducing fitment guesswork.
• Durable two-piston 2.00 in design that matches heavy-truck braking expectations and restores stopping power.
• Anti-rust coating and standard inlet/bleeder sizes that simplify installation and improve longevity.
• Customers report reliable functionality, OEM-like fit, and clear value compared with dealer-priced replacements.

Cons

• Slideability feedback is mixed among buyers, so some units may require attention during installation to match sliding hardware performance.
• Does not include pads or additional hardware, so buyers may need to purchase those items separately.

Specifications

Brand	KAX
Brake Piston Count	2 Piston
Piston OD	2.00 in
Inlet Port Size	0.39 in
Bleeder Port Size	M10 x 1.5
Reference Numbers	18040100, 25848001, 18040101, 18-4729
Coating	Anti-rust exterior coating

Our Verdict

The KAX disc brake caliper assembly is a practical, cost-effective replacement for owners of compatible Chevy, GMC, Cadillac and Hummer models who need a solid direct-fit caliper. With a two-piston 2.00 in design, standard inlet and bleeder sizes, and an anti-rust coating, it restores braking performance and resists corrosion while offering strong value compared with dealer options; buyers should confirm front left or rear right selection and source pads or hardware separately.

Frequently Asked Questions

Will this caliper fit my specific truck?
Enter your vehicle year, make, model and axle selection on the listing to confirm fitment, paying attention to heavy-duty, 2WD/4WD and specific model years.

Does the caliper include brake pads or mounting hardware?
No, this caliper is supplied without pads or extra hardware, so buy pads and any necessary clips or bolts separately if needed.

Can I bleed the brakes with common shop tools?
Yes; the bleeder is M10 x 1.5 and the inlet is 0.39 in, which are compatible with standard bleeder wrenches and hose fittings used in most shops.